function openShutDIV(oSourceObj,oTargetObj){
	var sourceObj = typeof oSourceObj == "string" ? document.getElementById(oSourceObj) : oSourceObj;
	var targetObj = typeof oTargetObj == "string" ? document.getElementById(oTargetObj) : oTargetObj;
	
	targetObj.style.display="block";
	sourceObj.style.display="none";
}